The Calendar hole will go live in approximately 7 days. Why not try and solve it ahead of time?
Quine in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 555th danielweper 944 32 9ms 21 Oct 2021 555th ozefe 🇹🇷 944 32 9ms 28 Oct 2021 555th Bubbler-4 944 32 8ms 3 Nov 2021 555th shellbertt 🇨🇦 944 32 11ms 3 Nov 2021 555th ZakkkkAttackkkk 🇵🇭 944 32 9ms 3 Nov 2021 555th aglahir1 944 32 9ms 5 Nov 2021 555th CodyMiner 944 32 9ms 11 Nov 2021 555th xy3 🇮🇪 944 32 9ms 18 Nov 2021 555th Anonymousellama21 944 32 9ms 24 Nov 2021 555th sleepyStick 944 32 9ms 4 Dec 2021 555th LouisRustenholz 944 32 9ms 23 Dec 2021 555th chayleaf 944 32 9ms 7 Jan 2022 555th TimHuisman1703 944 32 9ms 7 Jan 2022 555th razetime 944 32 10ms 12 Jan 2022 555th QuincyNash 🇺🇸 944 32 10ms 14 Jan 2022 555th CuboidRaptor 🇨🇦 944 32 9ms 18 Jan 2022 555th lovernj 944 32 9ms 21 Jan 2022 555th Bonjour27891 🇻🇳 944 32 9ms 25 Jan 2022 555th thealtofwar 944 32 9ms 31 Jan 2022 555th varhammer 🇷🇺 944 32 9ms 31 Jan 2022 555th aposteriorist 🇨🇦 944 32 9ms 15 Feb 2022 555th RoscoeDaWah 🇬🇧 944 32 9ms 15 Feb 2022 555th nick99nack 944 32 9ms 15 Feb 2022 555th j-Ewan 944 32 9ms 16 Feb 2022 555th MichaelMBradley 🇨🇦 944 32 9ms 16 Feb 2022 555th guilhem-roy 🇫🇷 944 32 9ms 23 Feb 2022 555th ValNyz 944 32 9ms 23 Feb 2022 555th Great-Gamer 944 32 11ms 24 Feb 2022 555th hellwue 944 32 9ms 2 Mar 2022 555th mathisfun271 944 32 9ms 6 Mar 2022 555th vodker1 944 32 9ms 7 Mar 2022 555th gitbedd 🇬🇧 944 32 9ms 13 Mar 2022 555th Drew-j-Smith 944 32 9ms 29 Mar 2022 555th pandaninjas 944 32 9ms 1 Apr 2022 555th EthanGrant1 944 32 8ms 13 Apr 2022 555th Yareeeema 944 32 8ms 13 Apr 2022 555th jm600 944 32 10ms 14 Apr 2022 555th pyrolitic 🇮🇪 944 32 9ms 27 Apr 2022 555th tkr-sh 🇰🇵 944 32 9ms 28 Apr 2022 555th Romain-1 🇫🇷 944 32 9ms 28 Apr 2022 555th GeneralTwi 944 32 9ms 4 May 2022 555th MichalMarsalek 🇨🇿 944 32 10ms 6 May 2022 555th Ailko 🇧🇪 944 32 9ms 6 May 2022 555th andre-de-lorde 944 32 9ms 6 May 2022 555th Jaydosu 944 32 8ms 10 May 2022 555th ophact 944 32 9ms 11 May 2022 555th connorslade 944 32 8ms 13 May 2022 555th pengu1n-master 944 32 9ms 20 May 2022 555th Mortis66666 944 32 9ms 27 May 2022 555th AliceFord 944 32 8ms 2 Jun 2022 555th solmyr2000 944 32 9ms 12 Jun 2022 555th nullie 944 32 8ms 14 Jun 2022 555th k3w1k0d3r 944 32 9ms 22 Jun 2022 555th Educorreia932 944 32 9ms 22 Jun 2022 555th shinh 944 32 13ms 28 Jun 2022 555th dylan-dang 944 32 9ms 1 Jul 2022 555th BREMAUCY 🇫🇷 944 32 9ms 5 Jul 2022 555th michael-pruglo 🇺🇦 944 32 9ms 6 Jul 2022 555th shachy 944 32 9ms 15 Jul 2022 555th jroscoe5 944 32 9ms 21 Jul 2022 555th abrn 944 32 9ms 30 Jul 2022 555th InigoK 🇺🇸 944 32 9ms 2 Aug 2022 555th P-Quentin 🇫🇷 944 32 9ms 3 Aug 2022 555th 5quiwyrm 944 32 9ms 3 Aug 2022 555th hamhub7 944 32 9ms 4 Aug 2022 555th bthalheim 944 32 9ms 5 Aug 2022 555th jaxmattfair 🇺🇸 944 32 8ms 5 Aug 2022 555th vhoulbreque 🇫🇷 944 32 10ms 15 Aug 2022 555th kcinnu 🇱🇹 944 32 9ms 17 Aug 2022 555th commandblockguy 🇺🇸 944 32 9ms 18 Aug 2022 555th Liastrae 944 32 10ms 22 Aug 2022 555th tcql 🇺🇸 944 32 9ms 22 Aug 2022 555th Bananapants22 944 32 9ms 4 Sep 2022 555th trist224 🇫🇷 944 32 9ms 15 Sep 2022 555th 4hg 🇺🇸 944 32 9ms 17 Sep 2022 555th LogicalJoe 944 32 9ms 26 Sep 2022 555th pyuraii 944 32 9ms 27 Sep 2022 555th MaxElf999 944 32 9ms 27 Sep 2022 555th fredrik-bakke 🇳🇴 944 32 9ms 29 Sep 2022 555th suwat513 944 32 9ms 29 Sep 2022 First Prev 801–880 of 5,674 Next Last